What is CVE-2022-21198?

CVE-2022-21198 is a high-severity vulnerability in Intel Celeron_1000m, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.9/10. Published 2022-11-11.

How severe is CVE-2022-21198?

High severity. CVSS v3 base score is 7.9 out of 10.

Vulnerability in Intel Celeron_1000m

CVE-2022-21198

Time-of-check time-of-use race condition in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

EPSS: 0.001 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.9 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H.

Affected products

Intel Celeron_1000m
Intel Celeron_1000m_firmware
Intel Celeron_1005m
Intel Celeron_1005m_firmware
Intel Celeron_1007u
Intel Celeron_1007u_firmware
Intel Celeron_1017u
Intel Celeron_1017u_firmware
Intel Celeron_1019y
Intel Celeron_1019y_firmware

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

secure@intel.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-21198?: CVE-2022-21198 is a high-severity vulnerability in Intel Celeron_1000m, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.9/10. Published 2022-11-11.
How severe is CVE-2022-21198?: High severity. CVSS v3 base score is 7.9 out of 10.